[ONOS-4922] Javamodel package creation for YANG utils.

Change-Id: Iff1745a8c04881b44db3f2f687967f984c38e2c7
diff --git a/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/YangIoUtils.java b/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/YangIoUtils.java
index 566e9ce..0c6b51e 100644
--- a/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/YangIoUtils.java
+++ b/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/YangIoUtils.java
@@ -30,6 +30,8 @@
 import java.util.regex.Pattern;
 
 import org.apache.commons.io.FileUtils;
+import org.onosproject.yangutils.datamodel.javadatamodel.YangPluginConfig;
+import org.onosproject.yangutils.datamodel.javadatamodel.YangToJavaNamingConflictUtil;
 import org.onosproject.yangutils.translator.exception.TranslatorException;
 
 import static org.onosproject.yangutils.utils.UtilConstants.COLAN;